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Finding the Fourth Proportional to 414,548.80, 621,823.20 and 148,330.20

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Solution

The fourth proportional to 414,548.80, 621,823.20 and 148,330.20 is: 222,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,548.80 : 621,823.20 = 148,330.20 : x
  2. Step 2: Convert to fraction form
    414,548.80/621,823.20 = 148,330.20/x
  3. Step 3: Cross multiply
    414,548.80x = 621,823.20 × 148,330.20
  4. Step 4: Simplify right side
    414,548.80x = 92,235,159,620.64
  5. Step 5: Solve for x
    x = 92,235,159,620.64/414,548.80
  6. Step 6: Final answer
    x = 222,495.30

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